//
// Copyright 2022 SkyAPM org
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

package zap

import (
	"github.com/SkyAPM/go2sky/log"
	"go.uber.org/zap"
	"golang.org/x/net/context"
)

// HeaderKeyCtx export zap field key name
const HeaderKeyCtx = "SW_CTX"

// TraceContext build all SkyWalking Trace Context to zap fields
func TraceContext(ctx context.Context) []zap.Field {
	return []zap.Field{
		zap.String(HeaderKeyCtx, log.FromContext(ctx).String()),
	}
}
